Alert archive / New Jersey / River Flood Warnings in 2023
River Flood Warning 18, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this river flood warning at Jun 27, 2023, 4:04 AM EDT for Morris County, New Jersey. It took effect at Jun 27, 2023, 7:00 AM EDT. It was in force for 19 hr.
The area
The outline as issued.
The facts
- Issued
- Jun 27, 2023, 4:04 AM EDT (08:04 UTC)
- In effect from
- Jun 27, 2023, 7:00 AM EDT
- Expired
- Jun 28, 2023, 2:00 AM EDT
- In force
- 19 hr
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Flood severity
- Minor
County Morris County, NJ
The radar
The Philadelphia radar (KDIX), 103 km from the middle of the area, began a volume at 08:04 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The river
Written for the forecast point Rockaway River at Boonton below reservoir (BONN4). The gauge peaked at 5.85 ft at Jun 27, 2023, 2:00 PM EDT.
- Action stage
- 4.5 ft
- Minor stage
- 5 ft
- Moderate stage
- 7 ft
- Major stage
- 8 ft
This gauge today: stage, forecast and historic crests
Stage from the USGS instantaneous record for site 01381000, one reading an hour, from a day before the product to a day after it ended. Flood stages are today's.
The text
As transmitted.
623
WGUS41 KPHI 270804
FLWPHI
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Flood Warning
National Weather Service Mount Holly NJ
404 AM EDT Tue Jun 27 2023
...The National Weather Service in Mount Holly NJ has issued a Flood
Warning for the following rivers in New Jersey...
Rockaway River At Boonton Below Resvr affecting Morris County.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around...don't drown when encountering flooded roads. Most
flood deaths occur in vehicles.
Additional information is available at www.weather.gov/phi.
The next statement will be issued this afternoon by 400 PM EDT.
&&
NJC027-272000-
/O.NEW.KPHI.FL.W.0018.230627T1100Z-230628T0600Z/
/BONN4.1.ER.230627T1630Z.230627T1800Z.230628T0400Z.NO/
404 AM EDT Tue Jun 27 2023
...FLOOD WARNING IN EFFECT UNTIL JUST AFTER MIDNIGHT TONIGHT...
* WHAT...Minor flooding is forecast.
* WHERE...Rockaway River At Boonton Below Resvr.
* WHEN...Until just after midnight tonight.
* IMPACTS...At 6.0 feet, Flooding occurs on Vail Road in Montville.
The Road heading into Parsippany is subject to closures.
* ADDITIONAL DETAILS...
- At 3:00 AM EDT Tuesday the stage was 3.5 feet.
- Forecast...The river is expected to rise above flood stage
this afternoon to a crest of 5.2 feet this afternoon. It will
then fall below flood stage just after midnight tonight.
- Flood stage is 5.0 feet.
- Flood History...This crest compares to a previous crest of
5.3 feet on 03/22/2003.
- http://www.weather.gov/safety/flood
&&
Stream Fld Observed Fcsts (2 am) Crest
Location Stg Stg Day/Time Wed Thu Stg Time Date
Rockaway River
Boonton Below R 5.0 3.5 Tue 3 am 4.9 3.8 5.2 2pm 6/27
&&
LAT...LON 4087 7443 4092 7438 4087 7430 4082 7436
$$
Staarmann4 follow-up statements
761
WGUS81 KPHI 271052
FLSPHI
Flood Statement
National Weather Service Mount Holly NJ
652 AM EDT Tue Jun 27 2023
...The Flood Warning continues for the following rivers in New
Jersey...
Rockaway River At Boonton Below Resvr affecting Morris County.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around...don't drown when encountering flooded roads. Most
flood deaths occur in vehicles.
Additional information is available at www.weather.gov/phi.
The next statement will be issued this evening by 700 PM EDT.
&&
NJC027-272300-
/O.CON.KPHI.FL.W.0018.230627T1100Z-230628T0600Z/
/BONN4.1.ER.230627T1430Z.230628T0000Z.230629T0000Z.NO/
652 AM EDT Tue Jun 27 2023
...FLOOD WARNING REMAINS IN EFFECT UNTIL JUST AFTER MIDNIGHT
TONIGHT...
* WHAT...Minor flooding is forecast.
* WHERE...Rockaway River At Boonton Below Resvr.
* WHEN...Until just after midnight tonight.
* IMPACTS...At 6.0 feet, Flooding occurs on Vail Road in Montville.
The Road heading into Parsippany is subject to closures.
* ADDITIONAL DETAILS...
- At 5:00 AM EDT Tuesday the stage was 4.1 feet.
- Forecast...The river is expected to rise above flood stage
late this morning to a crest of 5.9 feet this evening. It
will then fall below flood stage tomorrow evening.
- Flood stage is 5.0 feet.
- Flood History...This crest compares to a previous crest of
6.0 feet on 06/22/2003.
- http://www.weather.gov/safety/flood
&&
Stream Fld Observed Fcsts (8 am) Crest
Location Stg Stg Day/Time Wed Thu Stg Time Date
Rockaway River
Boonton Below R 5.0 4.1 Tue 5 am 5.5 4.7 5.9 8pm 6/27
&&
LAT...LON 4087 7443 4092 7438 4087 7430 4082 7436
$$
Staarmann945
WGUS81 KPHI 271410
FLSPHI
Flood Statement
National Weather Service Mount Holly NJ
1010 AM EDT Tue Jun 27 2023
...The Flood Warning continues for the following rivers in New
Jersey...
Rockaway River At Boonton Below Resvr affecting Morris County.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around...don't drown when encountering flooded roads. Most
flood deaths occur in vehicles.
Flooding is occurring or is imminent. Most flood related deaths
occur in automobiles. Do not attempt to cross water covered bridges,
dips, or low water crossings. Never try to cross a flowing stream,
even a small one, on foot. To escape rising water find another route
over higher ground.
Additional information is available at www.weather.gov/phi.
The next statement will be issued this evening by 1015 PM EDT.
&&
NJC027-280215-
/O.CON.KPHI.FL.W.0018.000000T0000Z-230628T0600Z/
/BONN4.1.ER.230627T1202Z.230628T0000Z.230628T2000Z.NO/
1010 AM EDT Tue Jun 27 2023
...FLOOD WARNING REMAINS IN EFFECT UNTIL JUST AFTER MIDNIGHT
TONIGHT...
* WHAT...Minor flooding is occurring and minor flooding is forecast.
* WHERE...Rockaway River At Boonton Below Resvr.
* WHEN...Until just after midnight tonight.
* IMPACTS...At 6.0 feet, Flooding occurs on Vail Road in Montville.
The Road heading into Parsippany is subject to closures.
* ADDITIONAL DETAILS...
- At 9:00 AM EDT Tuesday the stage was 5.2 feet.
- Recent Activity...The maximum river stage in the 24 hours
ending at 9:00 AM EDT Tuesday was 5.2 feet.
- Forecast...The river is expected to rise to a crest of 6.3
feet this evening. It will then fall below flood stage
tomorrow afternoon.
- Flood stage is 5.0 feet.
- Flood History...This crest compares to a previous crest of
6.3 feet on 12/12/2003.
- http://www.weather.gov/safety/flood
&&
Stream Fld Observed Fcsts (8 am) Crest
Location Stg Stg Day/Time Wed Thu Stg Time Date
Rockaway River
Boonton Below R 5.0 5.2 Tue 9 am 5.4 4.5 6.3 8pm 6/27
&&
LAT...LON 4087 7443 4092 7438 4087 7430 4082 7436
$$
Kruzdlo625
WGUS81 KPHI 271951
FLSPHI
Flood Statement
National Weather Service Mount Holly NJ
351 PM EDT Tue Jun 27 2023
...The Flood Warning continues for the following rivers in New
Jersey...
Rockaway River At Boonton Below Resvr affecting Morris County.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around...don't drown when encountering flooded roads. Most
flood deaths occur in vehicles.
Flooding is occurring or is imminent. Most flood related deaths
occur in automobiles. Do not attempt to cross water covered bridges,
dips, or low water crossings. Never try to cross a flowing stream,
even a small one, on foot. To escape rising water find another route
over higher ground.
Additional information is available at www.weather.gov/phi.
The next statement will be issued late tonight by 200 AM EDT.
&&
NJC027-280600-
/O.CON.KPHI.FL.W.0018.000000T0000Z-230628T0600Z/
/BONN4.1.ER.230627T1202Z.230628T0000Z.230629T1800Z.NO/
351 PM EDT Tue Jun 27 2023
...FLOOD WARNING REMAINS IN EFFECT UNTIL JUST AFTER MIDNIGHT
TONIGHT...
* WHAT...Minor flooding is occurring and minor flooding is forecast.
* WHERE...Rockaway River At Boonton Below Resvr.
* WHEN...Until just after midnight tonight.
* IMPACTS...At 6.0 feet, Flooding occurs on Vail Road in Montville.
The Road heading into Parsippany is subject to closures.
* ADDITIONAL DETAILS...
- At 3:00 PM EDT Tuesday the stage was 5.9 feet.
- Recent Activity...The maximum river stage in the 24 hours
ending at 3:00 PM EDT Tuesday was 5.9 feet.
- Forecast...The river is expected to rise to a crest of 6.0
feet this evening. It will then fall below flood stage early
Thursday afternoon.
- Flood stage is 5.0 feet.
- Flood History...This crest compares to a previous crest of
6.0 feet on 03/23/2010.
- http://www.weather.gov/safety/flood
&&
Stream Fld Observed Fcsts (2 pm) Crest
Location Stg Stg Day/Time Wed Thu Stg Time Date
Rockaway River
Boonton Below R 5.0 5.9 Tue 3 pm 5.8 5.0 6.0 8pm 6/27
&&
LAT...LON 4087 7443 4092 7438 4087 7430 4082 7436
$$
Kruzdlo030
WGUS81 KPHI 280211
FLSPHI
Flood Statement
National Weather Service Mount Holly NJ
1011 PM EDT Tue Jun 27 2023
...The Flood Warning continues for the following rivers in New
Jersey...
Rockaway River At Boonton Below Resvr affecting Morris County.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around...don't drown when encountering flooded roads. Most
flood deaths occur in vehicles.
Be especially cautious at night when it is harder to recognize the
dangers of flooding.
Flooding is occurring or is imminent. Most flood related deaths
occur in automobiles. Do not attempt to cross water covered bridges,
dips, or low water crossings. Never try to cross a flowing stream,
even a small one, on foot. To escape rising water find another route
over higher ground.
Additional information is available at www.weather.gov/phi.
The next statement will be issued late tonight by 200 AM EDT.
&&
NJC027-280600-
/O.CON.KPHI.FL.W.0018.000000T0000Z-230628T0600Z/
/BONN4.1.ER.230627T1202Z.230627T1830Z.230629T0400Z.NO/
1011 PM EDT Tue Jun 27 2023
...FLOOD WARNING REMAINS IN EFFECT UNTIL JUST AFTER MIDNIGHT
TONIGHT...
* WHAT...Minor flooding is occurring and minor flooding is forecast.
* WHERE...Rockaway River At Boonton Below Resvr.
* WHEN...Until just after midnight tonight.
* IMPACTS...At 6.0 feet, Flooding occurs on Vail Road in Montville.
The Road heading into Parsippany is subject to closures.
* ADDITIONAL DETAILS...
- At 9:00 PM EDT Tuesday the stage was 5.7 feet.
- Recent Activity...The maximum river stage in the 24 hours
ending at 9:00 PM EDT Tuesday was 5.9 feet.
- Forecast...The river is expected to rise to a crest of 5.8
feet just after midnight tonight. It will then fall below
flood stage early Thursday morning.
- Flood stage is 5.0 feet.
- Flood History...This crest compares to a previous crest of
5.8 feet on 05/12/1981.
- http://www.weather.gov/safety/flood
&&
Stream Fld Observed Fcsts (8 pm) Crest
Location Stg Stg Day/Time Wed Thu Stg Time Date
Rockaway River
Boonton Below R 5.0 5.7 Tue 9 pm 5.2 4.4 5.8 2am 6/28
&&
LAT...LON 4087 7443 4092 7438 4087 7430 4082 7436
$$
MPSThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 26, 8:42 PM EDT | Severe Thunderstorm Warning | PHI | Hunterdon, Mercer, Middlesex, Somerset | 48 min |
| Jun 26, 8:56 PM EDT | Areal Flood Advisory | PHI | Sussex | 38 min |
| Jun 26, 8:56 PM EDT | Special Weather Statement | PHI | Warren | 34 min |
| Jun 26, 9:21 PM EDT | Special Weather Statement | PHI | Mercer | 24 min |
| Jun 26, 9:30 PM EDT | Flash Flood Warning | PHI | Warren | 3 hr |
| Jun 26, 9:31 PM EDT | Severe Thunderstorm Warning | PHI | Hunterdon, Mercer, Middlesex, Somerset | 44 min |
| Jun 26, 9:34 PM EDT | Flash Flood Warning | PHI | Sussex | 2 hr |
| Jun 26, 9:46 PM EDT | Special Marine Warning | PHI | 59 min | |
| Jun 26, 9:51 PM EDT | Severe Thunderstorm Warning | PHI | Gloucester, Salem | 54 min |
| Jun 26, 10:07 PM EDT | Special Weather Statement | PHI | Middlesex, Morris | 23 min |
| Jun 26, 10:26 PM EDT | Severe Thunderstorm Warning | PHI | Morris | 16 min |
| Jun 26, 10:33 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Camden, Gloucester, Salem | 42 min |
| Jun 26, 10:41 PM EDT | Areal Flood Advisory | PHI | Sussex, Warren | 84 min |
| Jun 26, 10:54 PM EDT | Areal Flood Advisory | PHI | Camden, Gloucester, Salem | 3 hr |
| Jun 26, 11:07 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Camden, Hunterdon, Mercer, Middlesex, Monmouth and 1 more | 53 min |
| Jun 26, 11:27 PM EDT | Areal Flood Advisory | PHI | Hunterdon, Mercer, Somerset | 3 hr |
| Jun 26, 11:35 PM EDT | Flash Flood Warning | PHI | Mercer | 6 hr |
| Jun 26, 11:42 PM EDT | Severe Thunderstorm Warning | PHI | Hunterdon, Mercer, Middlesex, Somerset | 33 min |
| Jun 27, 12:00 AM EDT | Areal Flood Warning | PHI | Hunterdon, Morris, Somerset, Sussex, Warren | 7 hr |
| Jun 27, 12:12 AM EDT | Special Weather Statement | PHI | Monmouth | 33 min |
| Jun 27, 12:16 AM EDT | Special Marine Warning | PHI | 44 min | |
| Jun 27, 1:26 AM EDT | Special Marine Warning | PHI | 49 min | |
| Jun 27, 2:00 AM EDT | Special Marine Warning | PHI | 45 min | |
| Jun 27, 3:02 AM EDT | Flood Watch | PHI | Hunterdon, Mercer, Middlesex, Morris, Somerset, Sussex and 1 more | 46 min |
| Jun 27, 3:48 AM EDT | Flood Watch | PHI | Burlington, Camden, Gloucester, Hunterdon, Mercer, Middlesex and 5 more | 17 hr |
| Jun 27, 11:16 AM EDT | Areal Flood Advisory | PHI | Morris, Sussex | 3 hr |
| Jun 27, 11:42 AM EDT | Areal Flood Advisory | PHI | Monmouth | 2 hr |
| Jun 27, 3:05 PM EDT | Severe Thunderstorm Warning | PHI | Cumberland, Salem | 40 min |
| Jun 27, 3:06 PM EDT | Special Marine Warning | PHI | 54 min | |
| Jun 27, 3:32 PM EDT | Areal Flood Advisory | PHI | Cumberland, Salem | 3 hr |
| Jun 27, 3:38 PM EDT | Severe Thunderstorm Warning | PHI | Cumberland, Salem | 52 min |
| Jun 27, 3:41 PM EDT | Severe Thunderstorm Warning | PHI | Salem | 22 min |
| Jun 27, 3:52 PM EDT | Special Marine Warning | PHI | 53 min | |
| Jun 27, 4:21 PM EDT | Severe Thunderstorm Warning | PHI | Cumberland, Salem | 39 min |
| Jun 27, 4:24 PM EDT | Areal Flood Advisory | PHI | Warren | 3 hr |
| Jun 27, 4:33 PM EDT | Severe Thunderstorm Warning | PHI | Warren | 42 min |
| Jun 27, 4:36 PM EDT | Severe Thunderstorm Warning | PHI | Cumberland, Salem | 26 min |
| Jun 27, 4:39 PM EDT | Severe Thunderstorm Warning | PHI | Hunterdon, Mercer | 51 min |
| Jun 27, 5:01 PM EDT | Severe Thunderstorm Warning | PHI | Morris, Warren | 44 min |
| Jun 27, 5:05 PM EDT | Special Marine Warning | PHI | 25 min | |
| Jun 27, 5:17 PM EDT | Flash Flood Warning | PHI | Salem | 4 hr |
| Jun 27, 5:22 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Camden | 38 min |
| Jun 27, 5:23 PM EDT | Severe Thunderstorm Warning | PHI | Cumberland, Gloucester, Salem | 32 min |
| Jun 27, 5:40 PM EDT | Special Weather Statement | PHI | Hunterdon, Somerset | 35 min |
| Jun 27, 5:45 PM EDT | Special Weather Statement | PHI | Warren | 45 min |
| Jun 27, 5:49 PM EDT | Special Weather Statement | PHI | Camden | 26 min |
| Jun 27, 5:52 PM EDT | Areal Flood Advisory | PHI | Sussex, Warren | 3 hr |
| Jun 27, 5:52 PM EDT | Special Weather Statement | PHI | Burlington | 38 min |
| Jun 27, 5:57 PM EDT | Areal Flood Advisory | PHI | Burlington, Camden, Cumberland, Gloucester, Mercer, Salem | 3 hr |
| Jun 27, 6:08 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Camden | 25 min |
| Jun 27, 6:12 PM EDT | Special Weather Statement | PHI | Middlesex, Morris, Somerset | 33 min |
| Jun 27, 6:15 PM EDT | Special Weather Statement | PHI | Warren | 45 min |
| Jun 27, 6:35 PM EDT | Special Weather Statement | PHI | Burlington | 25 min |
| Jun 27, 6:40 PM EDT | Special Marine Warning | PHI | 36 min | |
| Jun 27, 6:46 PM EDT | Severe Thunderstorm Warning | PHI | Morris | 44 min |
| Jun 27, 6:49 PM EDT | Areal Flood Advisory | PHI | Sussex | 3 hr |
| Jun 27, 6:52 PM EDT | Areal Flood Advisory | PHI | Hunterdon, Mercer, Middlesex, Morris, Somerset, Sussex and 1 more | 3 hr |
| Jun 27, 7:03 PM EDT | Special Weather Statement | PHI | Sussex | 27 min |
| Jun 27, 7:30 PM EDT | Special Weather Statement | PHI | Sussex | 30 min |
| Jun 27, 7:56 PM EDT | Special Weather Statement | PHI | Atlantic | 34 min |
Nearby
River Flood Warnings in New Jersey, 2023Every river flood warning in 2023
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive; the gauge from the NWS water service and the USGS.